Quiz Discussion

The rational number for the recurring decimal 0.125125..... is :

• 1]

  63/487

• 2]

  119/993

• 3]

  125/999

• 4]

  None of these

Find the value of the following expression upto four places of decimals.

\(\left[ {1 + \frac{1}{{1 \times 2}} + \frac{1}{{1 \times 2 \times 4}} + \frac{1}{{1 \times 2 \times 4 \times 8}} + \frac{1}{{1 \times 2 \times 4 \times 8 \times 16}}} \right]\)

• 1] 1.6414
• 2] 1.6415
• 3] 1.6416
• 4] 1.6428

58.621 - 13.829 - 7.302 - 1.214 = ?

• 1] 31.254
• 2] 35.272
• 3] 36.276
• 4] 37.281
• 5] None of these

\(3.\overline {87} - 2.\overline {59} = ?\)

• 1]

  1.20

• 2]

  \(1.\overline 2 \)

• 3]

  \(1.\overline {27} \)

• 4]

  \(1.\overline {28} \)

Which of the following fractions lies between 2/3 and 3/5 = ?

• 1]

  2/5

• 2]

  1/3

• 3]

  1/15

• 4]

  31/50

617 + 6.017 + 0.617 + 6.0017 = ?

• 1]

  62.96357

• 2]

  62963.57

• 3]

  62.96357

• 4]

  629.6357

0.04 x 0.0162 is equal to:

• 1] 6.48 x 10-3
• 2] 6.48 x 10-4
• 3] 6.48 x 10-5
• 4] 6.48 x 10-6

The number 0.121212 ..... in the form p/q is equal to :

• 1]

  2/11

• 2]

  4/11

• 3]

  2/33

• 4]

  4/33

The value of \(\frac{{3.157 \times 4126 \times 3.198}}{{63.972 \times 2835.121}}\)    is closest to :

• 1] 0.002
• 2] 0.02
• 3] 0.2
• 4] 2

The rational numbers lying between 1/3 and 3/4 are :

• 1]

  \(\frac{{117}}{{300}},\frac{{287}}{{400}}\)

• 2]

  \(\frac{{95}}{{300}},\frac{{301}}{{400}}\)

• 3]

  \(\frac{{99}}{{300}},\frac{{301}}{{400}}\)

• 4]

  \(\frac{{97}}{{300}},\frac{{299}}{{500}}\)